be quiet! Straight Power 11 550W Platinum
550 W
100 - 240 V
600 W
50/60 Hz
8/4 A
Limited Stock

be quiet! Straight Power 11 550W Platinum power supply unit 20+4 pin ATX ATX Black

£136.00 (£113.33 + VAT)

be quiet! Straight Power 11 550W Platinum. Total power: 550 W, AC input voltage: 100 – 240 V, Peak power: 600 W. Motherboard power connector: 20+4 pin ATX, Motherboard power cable length: 60 cm, PCI Express power cable length: 60 cm. Purpose: PC, Power supply unit (PSU) form factor: ATX, 80 PLUS certification: 80 PLUS Platinum. Product colour: Black, Cooling type: Active, Fan diameter: 13.5 cm. Width: 150 mm, Depth: 160 mm, Height: 86 mm

This product has now been discontinued

SKU: be quiet!/BN305 Category:

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be quiet! Straight Power 11 Platinum 550W raises the bar for systems that demand virtually inaudible operation and outstanding efficiency.

  • 80 PLUS® Platinum certification with an outstanding efficiency of up to 93.8%
  • Virtually inaudible operation thanks to a Silent Wings 3 135mm fan
  • Big funnel-shaped fan opening of the PSU case for high airflow intake
  • Wire-free on the DC side inside the PSU for enhanced cooling and longevity
  • Modular cables for maximum build flexibility
  • Advanced stability and voltage regulation thanks to LLC, SR and DC-to-DC
  • Four high-performance 12V rails
  • Powerful multi-GPU support with two PCI-Express connectors
  • Japanese 105°C-rated capacitors ensure stability and reliability
  • Power signal stability unmatched in its class
  • ErP and Energy Star 7.0 ready
  • Product conception, design and quality control in Germany

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